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Posted to issues@spark.apache.org by "Xiangrui Meng (JIRA)" <ji...@apache.org> on 2015/04/28 02:29:05 UTC

[jira] [Assigned] (SPARK-6965) StringIndexer should convert input to Strings

     [ https://issues.apache.org/jira/browse/SPARK-6965?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiangrui Meng reassigned SPARK-6965:
------------------------------------

    Assignee: Xiangrui Meng

> StringIndexer should convert input to Strings
> ---------------------------------------------
>
>                 Key: SPARK-6965
>                 URL: https://issues.apache.org/jira/browse/SPARK-6965
>             Project: Spark
>          Issue Type: Improvement
>          Components: ML
>    Affects Versions: 1.4.0
>            Reporter: Joseph K. Bradley
>            Assignee: Xiangrui Meng
>            Priority: Minor
>
> StringIndexer should convert non-String input types to String.  That way, it can handle any basic types such as Int, Double, etc.
> It can convert any input type to strings first and store the string labels (instead of an arbitrary type).  That will simplify model export/import.



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